iPhone 12 Pro Missing Wifi Repair with Diagram Explanation

This is a seriously injured iPhone 12 Pro, the screen and glass of the back case were cracked into pieces, even the metal case near the mute button was bent. Fortunately, the customer told us that only the Wifi was not working, let's start fixing immediately.

/"MIJING/" C20 4-in-1 Motherboard Layered Test Fixture for iPhone 12 Mini/12/12 Pro/12 Pro Max, with retail package
https://elekworld.com/shop/productinfo.aspx?proid15560&categoryid288
/"MIJING/" Z20 Motherboard Reballing Stencil Station for iPhone X/XS/XS Max/11/11 Pro/11 Pro Max/12/12 Pro/12 Mini/12 Pro Max, with Retail Package
https://elekworld.com/shop/productinfo.aspx?proid14599&categoryid351
B80-BS458 MECANIC lead-free solder paste, 60 g
https://elekworld.com/shop/productinfo.aspx?proid6940&categoryid283
Goot CP-2515-10 Desoldering Wick 2.5mm, 10pcs/set, Original, with Retail Package
https://elekworld.com/shop/productinfo.aspx?proid15561&categoryid287
Disassembly nylon stick for iPhone, iPod and iPad etc., 10pcs/set.
https://elekworld.com/shop/productinfo.aspx?proid6667&categoryid291
Ecooper 2D Screwdriver, 8890, Pentalobe 0.8, with retail packaging
https://elekworld.com/shop/productinfo.aspx?proid12337&categoryid571
Ecooper Extended Straight and Pointed Tweezers, ET-12, with retail packaging
https://elekworld.com/shop/productinfo.aspx?proid12339&categoryid572

For more repair parts, tools and technical support, please visit:
Website: http://www.elekworld.com​
Facebook: https://www.facebook.com/Elekworldshop
Instagram: https://www.instagram.com/elekworld
Twitter: http://www.twitter.com/ElekworldL

Please take the opportunity to connect and share this video with your friends and family if you find it useful.